Roberto Moreno CART/Champ Car results at Portland
| Year | Race # | Start | Finish | Car # | Sponsor | Chassis | Engine | Tire | Owner | Qualifying Speed | Laps | X Led | Laps Led | Status | Points |
| 1986 | 5 | 11 | 18 | 9 | Valvoline Spirit | Lola | Cosworth | Goodyear | Galles | 89.571 | 14 | 0 | 0 | engine | 0 |
| 1996 | 9 | 22 | 19 | 34 | The Data Control Car | Lola | Ford | Goodyear | Coyne | 113.491 | 84 | 0 | 0 | electrical | 0 |
| 1999 | 8 | 11 | 7 | 18 | Motorola/PacWest | Reynard | Mercedes | Firestone | PacWest | 120.944 | 98 | 0 | 0 | flagged | 6 |
| 2000 | 8 | 3 | 2 | 20 | Visteon Patrick Racing | Reynard | Ford | Firestone | Patrick | 122.262 | 112 | 2 | 4 | flagged | 16 |
| 2001 | 7 | 8 | 2 | 20 | Visteon Patrick Racing | Reynard | Toyota | Firestone | Patrick | 121.800 | 76 | 0 | 0 | flagged | 16 |
| 2003 | 8 | 14 | 9 | 4 | Herdez | Lola | Ford | Bridgestone | Herdez | 118.901 | 100 | 0 | 0 | flagged | 4 |
